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80086453 = 283282991
BaseRepresentation
bin1001100011000…
…00010110110101
312120200210221221
410301200112311
5131000231303
611540310341
71661503126
oct461402665
9176623857
1080086453
1141230157
12229a23b1
1313790845
14a8ca04d
15706e4bd
hex4c605b5

80086453 has 4 divisors (see below), whose sum is σ = 80369728. Its totient is φ = 79803180.

The previous prime is 80086441. The next prime is 80086459. The reversal of 80086453 is 35468008.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 80086453 - 213 = 80078261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80086459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141213 + ... + 141778.

It is an arithmetic number, because the mean of its divisors is an integer number (20092432).

Almost surely, 280086453 is an apocalyptic number.

It is an amenable number.

80086453 is a deficient number, since it is larger than the sum of its proper divisors (283275).

80086453 is a wasteful number, since it uses less digits than its factorization.

80086453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283274.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 80086453 is about 8949.1034746504. The cubic root of 80086453 is about 431.0420965803.

The spelling of 80086453 in words is "eighty million, eighty-six thousand, four hundred fifty-three".

Divisors: 1 283 282991 80086453